Publications by authors named "A Ichida"

Introduction: The appropriate duration of therapy for uncomplicated gram-negative bloodstream infection (GN-BSI) in liver transplant (LTx) recipients remains unknown. This study aims to explore the effectiveness of a short-course antimicrobial therapy.

Methods: This retrospective study was performed in a single LTx center in Japan.

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  • Advances in these therapies have significantly improved the prognosis for patients with unresectable HCC, and combination treatments like atezolizumab and bevacizumab show promise for conversion surgery.
  • The timing of surgery and the intervals between systemic therapy and surgical treatment are still debated, highlighting the need for a multidisciplinary approach in managing unresectable HCC.
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Background: Gallbladder cancer is a malignancy with a highly dismal prognosis, requiring optimal surgical strategies to achieve effective outcomes. We aimed to evaluate the outcomes of our algorithm-based decision-making approach based on image T-factors and intraoperative pathology of regional lymph node metastases and the bile duct stumps in patients undergoing gallbladder cancer resection.

Methods: A prospectively maintained database of patients who underwent gallbladder cancer resection between April 2001 and June 2022 was reviewed.

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  • Contrast-enhanced intraoperative ultrasonography (CE-IOUS) is important for identifying colorectal liver metastases (CLM) during surgeries, but using artificial intelligence in this field has been limited.
  • The study created an automatic tumor detection model using a Mask region-based convolutional neural network (Mask R-CNN), utilizing CE-IOUS images from 121 patients, resulting in two initial models (BRM and SM) and a combined model (CM).
  • The combined model (CM) showed the best performance with a 96.5% accuracy and an AUC of 0.99, indicating that the integration of image- and algorithm-based methods significantly improves CLM detection.
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Background: Robotic trocars are recommended to be placed 6-8 cm apart, and assistant trocars are placed 7 cm away from the horizontal line of the robotic trocar placement. However, adhering to these rules may be difficult, particularly in lean patients. This study aims to demonstrate our standardized simple trocar placement, 5-cm single umbilicus incision + 2 ports for robotic liver resection (RLR) and robotic pancreaticoduodenectomy (RPD).

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